package com.offcn.bean;

public class gitdemo {
    public static void main(String[] args) {
        System.out.println("jkjk---111111111");
        System.out.println("jkjk---0000000000000");
        int a = 10;
        int b = 30;
        int sum = a + b;
        System.out.println(sum);
    }
}
